Home / 40,417.30-55,783.37-23,432.51

Finding the Fourth Proportional to 40,417.30, 55,783.37 and 23,432.51

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Solution

The fourth proportional to 40,417.30, 55,783.37 and 23,432.51 is: 32,341.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,417.30 : 55,783.37 = 23,432.51 : x
  2. Step 2: Convert to fraction form
    40,417.30/55,783.37 = 23,432.51/x
  3. Step 3: Cross multiply
    40,417.30x = 55,783.37 × 23,432.51
  4. Step 4: Simplify right side
    40,417.30x = 1,307,144,127.81
  5. Step 5: Solve for x
    x = 1,307,144,127.81/40,417.30
  6. Step 6: Final answer
    x = 32,341.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.